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Plastic molding powder and the manufacture thereof
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Extrusion die unit for molding plastic materials
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Extrusion dies for forming thermoplastic and thermosetting plastic materials
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Process for preparing thermoplastic material
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Machine and method for making striped plastic bodies
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Machine for forming tubular bodies
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Method for obtaining luster, color, pattern, and complicated shape effects
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Inspection device for airplanes
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Method of manufacturing celluloid tubing
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